2021 GMC Sierra SLT
VIN
3GTU9DET2MG222428
This 2021 GMC Sierra SLT is listed at $39,995 with 79,169 miles in Sioux Falls, SD.
Market Price Range
Below market
$29,934
Typical price
$34,949
Above market
$39,989
Based on
93
comparable same-build listings.
above market price ($39989)
Market data as of July 27, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 3.0L · V6 · Diesel
- Drive
- 4WD/4-Wheel Drive/4x4
- Doors
- 4
- Made by
- GENERAL MOTORS LLC
Safety
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Billion Auto Hyundai | Sioux Falls, SD 57106 | $39,995 | 79,169 mi | 2026-05-30 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Billion Auto - Mazda | Sioux Falls, SD 57106 | $39,746 | 79,168 mi | 2026-06-06 |
| Billion Auto - Mazda | Sioux Falls, SD 57106 | $39,746 | 79,169 mi | 2026-06-06 |
| Billion Auto Hyundai | Sioux Falls, SD 57106 | $40,244 | 79,141 mi | 2026-05-30 |
| Billion Auto - Mazda | Sioux Falls, SD 57106 | $39,995 | 79,141 mi | 2026-05-28 |
